From 4b15d3ad9ad663da0922561604b8c8aee944430a Mon Sep 17 00:00:00 2001
From: Nan Zhang <nanzhang@google.com>
Date: Thu, 22 Feb 2018 09:48:12 -0800
Subject: Fix the build failure for iot targets in master-iot-dev

Fix:
system/extras/brillo_config/Android.mk:83: error: $(file ...)
is not supported in rules.

Test: m -j32
Bug: b/73753971
Change-Id: I96099be887f404042c28d3fa1c9f4a2e12ce1222
---
 brillo_config/Android.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/brillo_config/Android.mk b/brillo_config/Android.mk
index c132f195..cefc0826 100644
--- a/brillo_config/Android.mk
+++ b/brillo_config/Android.mk
@@ -82,7 +82,7 @@ endif
 $(LOCAL_BUILT_MODULE):
 	$(hide) mkdir -p $(dir $@)
 ifeq ($(strip $(HAS_BUILD_NUMBER)),true)
-	echo $(BRILLO_SYSTEM_VERSION).$(file <$(BUILD_NUMBER_FILE)) > $@
+	echo $(BRILLO_SYSTEM_VERSION).$(shell cat $(BUILD_NUMBER_FILE)) > $@
 else
 	echo $(BRILLO_SYSTEM_VERSION).$(BUILD_DATETIME_FROM_FILE) > $@
 endif
-- 
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